linux-kernel - Re: [PATCH v3 14/23] ACPI: property: Refactor acpi_fwnode_get_reference

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Message-ID: <aCG0ykZt-DcEG2kr@smile.fi.intel.com>
Date: Mon, 12 May 2025 11:43:54 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Anup Patel <apatel@...tanamicro.com>
Cc: Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Jassi Brar <jassisinghbrar@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"Rafael J . Wysocki" <rafael@...nel.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Uwe Kleine-König <ukleinek@...nel.org>,
	Palmer Dabbelt <palmer@...belt.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Len Brown <lenb@...nel.org>, Sunil V L <sunilvl@...tanamicro.com>,
	Rahul Pathak <rpathak@...tanamicro.com>,
	Leyfoon Tan <leyfoon.tan@...rfivetech.com>,
	Atish Patra <atish.patra@...ux.dev>,
	Andrew Jones <ajones@...tanamicro.com>,
	Samuel Holland <samuel.holland@...ive.com>,
	Anup Patel <anup@...infault.org>, linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org, linux-riscv@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 14/23] ACPI: property: Refactor
 acpi_fwnode_get_reference_args()

On Sun, May 11, 2025 at 07:09:30PM +0530, Anup Patel wrote:
> 
> Currently acpi_fwnode_get_reference_args() calls the public function
> __acpi_node_get_property_reference() which ignores the nargs_prop
> parameter. To fix this, make __acpi_node_get_property_reference() to
> call the static acpi_fwnode_get_reference() so that callers of
> fwnode_get_reference_args() can still pass a valid property name to
> fetch the number of arguments.

...

> +static int acpi_fwnode_get_reference_args(const struct fwnode_handle *fwnode,
> +					  const char *prop, const char *nargs_prop,

Why prop and not propname?

> +					  unsigned int args_count, unsigned int index,
> +					  struct fwnode_reference_args *args)

...

> -	ret = acpi_data_get_property(data, propname, ACPI_TYPE_ANY, &obj);
> +	ret = acpi_data_get_property(data, prop, ACPI_TYPE_ANY, &obj);

Ditto.

Sounds like an unneeded churn.

>  	if (ret)
>  		return ret == -EINVAL ? -ENOENT : -EINVAL;

-- 
With Best Regards,
Andy Shevchenko